If You Wanna Be Happy - Jimmy Soul
- Used on the soundtrack album for Mermaids Wiki.
- Entered the US chart on 30 March 1963 and reached number 1. Spent 14 weeks in the charts (2 weeks at number 1).
- Entered the UK chart on 11 July 1963 and spent 2 weeks in the charts, reaching a high of number 39.
- Re-entered the UK chart on 16 June 1991 and spent 3 weeks in the charts, reaching a high of number 68.
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